71746360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 193881600

約数和(自身を除く): 122135240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 59, 70, 86, 101, 118, 140, 172, 202, 215, 236, 280, 295, 301, 344, 404, 413, 430, 472, 505, 590, 602, 707, 808, 826, 860, 1010, 1180, 1204, 1414, 1505, 1652, 1720, 2020, 2065, 2360, 2408, 2537, 2828, 3010, 3304, 3535, 4040, 4130, 4343, 5074, 5656, 5959, 6020, 7070, 8260, 8686, 10148, 11918, 12040, 12685, 14140, 16520, 17372, 17759, 20296, 21715, 23836, 25370, 28280, 29795, 30401, 34744, 35518, 41713, 43430, 47672, 50740, 59590, 60802, 71036, 83426, 86860, 88795, 101480, 119180, 121604, 142072, 152005, 166852, 173720, 177590, 208565, 238360, 243208, 256237, 304010, 333704, 355180, 417130, 512474, 608020, 710360, 834260, 1024948, 1216040, 1281185, 1668520, 1793659, 2049896, 2562370, 3587318, 5124740, 7174636, 8968295, 10249480, 14349272, 17936590, 35873180, 71746360]

約数ペア:

[(1, 71746360), (2, 35873180), (4, 17936590), (5, 14349272), (7, 10249480), (8, 8968295), (10, 7174636), (14, 5124740), (20, 3587318), (28, 2562370), (35, 2049896), (40, 1793659), (43, 1668520), (56, 1281185), (59, 1216040), (70, 1024948), (86, 834260), (101, 710360), (118, 608020), (140, 512474), (172, 417130), (202, 355180), (215, 333704), (236, 304010), (280, 256237), (295, 243208), (301, 238360), (344, 208565), (404, 177590), (413, 173720), (430, 166852), (472, 152005), (505, 142072), (590, 121604), (602, 119180), (707, 101480), (808, 88795), (826, 86860), (860, 83426), (1010, 71036), (1180, 60802), (1204, 59590), (1414, 50740), (1505, 47672), (1652, 43430), (1720, 41713), (2020, 35518), (2065, 34744), (2360, 30401), (2408, 29795), (2537, 28280), (2828, 25370), (3010, 23836), (3304, 21715), (3535, 20296), (4040, 17759), (4130, 17372), (4343, 16520), (5074, 14140), (5656, 12685), (5959, 12040), (6020, 11918), (7070, 10148), (8260, 8686)]